Description: For the same process, many loaded, will create more than one instance of its first instance A process address space (4GB), the second instance of B, the process address space (4GB), the address of each process instance space has multiple code pages and multiple data page A is loaded for the first time, they will be mapped into the virtual memory, when out of the data page is modified, the system will first intercepted, then application A attempts to write memory page allocation into a new memory, and then copy the content of the page, the last application to write to the newly allocated memory block. Application A data page has pointed to the new place where the main use of the page write when replication features.
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windows核心编程之在同一个可执行文件间共享数据
.............................................\17-AppInst
.............................................\..........\17-AppInst.ncb
.............................................\..........\17-AppInst.sln
.............................................\..........\17-AppInst.suo
.............................................\..........\17-AppInst.vcproj
.............................................\..........\17-AppInst.vcproj.8.00.old
.............................................\..........\17-AppInst.vcproj.KIKOP.yhm.user
.............................................\..........\AppInst.aps
.............................................\..........\AppInst.cpp
.............................................\..........\AppInst.ico
.............................................\..........\AppInst.rc
.............................................\..........\Debug
.............................................\..........\.....\BuildLog.htm
.............................................\..........\Resource.h
.............................................\..........\UpgradeLog.XML
.............................................\..........\_UpgradeReport_Files
.............................................\..........\....................\UpgradeReport.css
.............................................\..........\....................\UpgradeReport.xslt
.............................................\..........\....................\UpgradeReport_Minus.gif
.............................................\..........\....................\UpgradeReport_Plus.gif
.............................................\CommonFiles
.............................................\...........\CmnHdr.h
.............................................\...........\EnsureCleanup.h
.............................................\...........\IoCompletionPort.h
.............................................\...........\Toolhelp.h
.............................................\...........\WaitChainTraversal.h
.............................................\windows核心编程之在同一个可执行文件间共享数据.docx
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